package com.atguigu.gulimall.product.exception;


import com.atguigu.common.BizCodeEnume;
import com.atguigu.common.utils.R;
import lombok.extern.slf4j.Slf4j;
import org.springframework.validation.BindingResult;
import org.springframework.web.bind.MethodArgumentNotValidException;
import org.springframework.web.bind.annotation.ExceptionHandler;
import org.springframework.web.bind.annotation.RestControllerAdvice;

import java.util.HashMap;
import java.util.Map;

@Slf4j
@RestControllerAdvice(basePackages = "com.atguigu.gulimall.product.controller")
public class GulimallExceptionAdcive {



    @ExceptionHandler({MethodArgumentNotValidException.class})
    public R HandleValidException(MethodArgumentNotValidException e){
    log.error("数据校验出现问题：{}，异常类型：{}",e.getMessage(),e.getClass());
        BindingResult bindingResult = e.getBindingResult();
        Map<String,Object> exceptionMap = new HashMap<>();
        bindingResult.getFieldErrors().forEach( (x)->{
            String field = x.getField();
            String defaultMessage = x.getDefaultMessage();
            exceptionMap.put(field,defaultMessage);
        });
        return R.error(BizCodeEnume.VALID_EXCEPTION.getCode(),BizCodeEnume.VALID_EXCEPTION.getMeg()).put("data",exceptionMap);
    }

    /**
     * Author : hmy
     * @date 2021/6/26 16:41
     * desc : 如果不是参数校验异常，则用全局的异常进行处理
     **/
//
//    @ExceptionHandler(value = Throwable.class)
//    public R handleException(Throwable throwable){
//        log.error(throwable.getLocalizedMessage());
//      return   R.error(BizCodeEnume.UNKNOW_EXCEPTION.getCode(),BizCodeEnume.UNKNOW_EXCEPTION.getMeg());
//    }
}
